Nonlocal Flat Optics for Size-Selective Image Processing and Denoising

S. K. Chamoli, C. Jin, , Y. Fan, M. Kiani, H. Goh, C. Huang, S. Guo, Y. Wang, F. Zhu, G. Xing, B. Li, T. Bai, A. Alù, and W. Li, Nonlocal Flat Optics for Size-Selective Image Processing and Denoising, Nature Communications, Vol. 16, No. 4473 – 4482 (2025)